Search Results - "Stritzinger, Maximilian"
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Type II Supernova Spectral Diversity. I. Observations, Sample Characterization, and Spectral Line Evolution
Published in The Astrophysical journal (20-11-2017)“…Abstract We present 888 visual-wavelength spectra of 122 nearby type II supernovae (SNe II) obtained between 1986 and 2009, and ranging between 3 and 363 days…”
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A hybrid type Ia supernova with an early flash triggered by helium-shell detonation
Published in Nature (London) (05-10-2017)“…The detection and simulation of a type Ia supernova with an early, red flash suggests that it formed through detonation of the helium shell of a white dwarf,…”
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Luminous Type II Short-Plateau Supernovae 2006Y, 2006ai, and 2016egz: A Transitional Class from Stripped Massive Red Supergiants
Published in The Astrophysical journal (01-05-2021)“…Abstract The diversity of Type II supernovae (SNe II) is thought to be driven mainly by differences in their progenitor’s hydrogen-rich (H-rich) envelope mass,…”
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The Carnegie Supernova Project: Absolute Calibration and the Hubble Constant
Published in The Astrophysical journal (10-12-2018)“…We present an analysis of the final data release of the Carnegie Supernova Project I, focusing on the absolute calibration of the luminosity-decline rate…”
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SN 2012fr: Ultraviolet, Optical, and Near-infrared Light Curves of a Type Ia Supernova Observed within a Day of Explosion
Published in The Astrophysical journal (20-05-2018)“…Abstract We present detailed ultraviolet, optical, and near-infrared light curves of the Type Ia supernova (SN) 2012fr, which exploded in the Fornax cluster…”
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A luminous, blue progenitor system for the type Iax supernova 2012Z
Published in Nature (London) (07-08-2014)“…The detection of the luminous, blue progenitor system of the type Iax supernova 2012Z suggests that this supernova was the explosion of a white dwarf accreting…”
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CHARACTERIZING THE V -BAND LIGHT-CURVES OF HYDROGEN-RICH TYPE II SUPERNOVAE
Published in The Astrophysical journal (01-05-2014)“…We present an analysis of the diversity of V-band light-curves of hydrogen-rich type II supernovae. Analyzing a sample of 116 supernovae, several magnitude…”
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Extrapolation of Type Ia Supernova Spectra into the Near-infrared Using Principal Component Analysis
Published in The Astrophysical journal (01-05-2024)“…Abstract We present a method of extrapolating the spectroscopic behavior of Type Ia supernovae (SNe Ia) in the near-infrared (NIR) wavelength regime up to 2.30…”
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Reddened, Redshifted, or Intrinsically Red? Understanding Near-ultraviolet Colors of Type Ia Supernovae
Published in The Astrophysical journal (20-02-2017)“…The intrinsic colors of Type Ia supernovae (SNe Ia) are important to understanding their use as cosmological standard candles. Understanding the effects of…”
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Observations of the very young Type Ia Supernova 2019np with early-excess emission
Published in Monthly notices of the Royal Astronomical Society (24-06-2022)“…ABSTRACT Early-time radiative signals from Type Ia supernovae (SNe Ia) can provide important constraints on the explosion mechanism and the progenitor system…”
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The Influence of Metallicity on Stellar Differential Rotation and Magnetic Activity
Published in The Astrophysical journal (01-01-2018)“…Observations of Sun-like stars over the past half-century have improved our understanding of how magnetic dynamos, like that responsible for the 11 yr solar…”
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The Standardizability of Type Ia Supernovae in the Near-Infrared: Evidence for a Peak-Luminosity Versus Decline-Rate Relation in the Near-Infrared
Published in Publications of the Astronomical Society of the Pacific (01-02-2012)“…ABSTRACT We analyze the standardizability of Type Ia supernovae (SNe Ia) in the near-infrared (NIR) by investigating the correlation between observed peak NIR…”
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Carnegie Supernova Project: Classification of Type Ia Supernovae
Published in The Astrophysical journal (01-10-2020)“…We use the spectroscopy and homogeneous photometry of 97 Type Ia supernovae (SNe Ia) obtained by the Carnegie Supernova Project as well as a subset of 36 SNe…”
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A puzzle solved after two decades: SN 2002gh among the brightest of superluminous supernovae
Published in Monthly notices of the Royal Astronomical Society (21-06-2022)“…ABSTRACT We present optical photometry and spectroscopy of the superluminous SN 2002gh from maximum light to +204 d, obtained as part of the Carnegie Type II…”
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MULTI-WAVELENGTH OBSERVATIONS OF THE ENDURING TYPE IIn SUPERNOVAE 2005ip AND 2006jd
Published in The Astrophysical journal (10-09-2012)“…We present an observational study of the Type IIn supernovae (SNe IIn) 2005ip and 2006jd. Broadband UV, optical, and near-IR photometry, and visual-wavelength…”
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The slow demise of the long-lived SN 2005ip
Published in Monthly notices of the Royal Astronomical Society (01-10-2020)“…ABSTRACT The Type IIn supernova (SN IIn) 2005ip is one of the most well-studied and long-lasting examples of an SN interacting with its circumstellar…”
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Hubble Space Telescope Reveals Spectacular Light Echoes Associated with the Stripped-envelope Supernova 2016adj in the Iconic Dust Lane of Centaurus A
Published in Astrophysical journal. Letters (01-11-2022)“…Abstract We present a multiband sequence of Hubble Space Telescope images documenting the emergence and evolution of multiple light echoes (LEs) linked to the…”
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The Effect of Host Galaxies on Type Ia Supernovae in the SDSS-II Supernova Survey
Published in The Astrophysical journal (10-10-2010)“…We present an analysis of the host galaxy dependences of Type Ia Supernovae (SNe Ia) from the full three year sample of the SDSS-II Supernova Survey. We…”
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Type II Supernova Spectral Diversity. II. Spectroscopic and Photometric Correlations
Published in The Astrophysical journal (20-11-2017)“…We present an analysis of observed trends and correlations between a large range of spectral and photometric parameters of more than 100 type II supernovae…”
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SN 2018agk: A Prototypical Type Ia Supernova with a Smooth Power-law Rise in Kepler (K2)
Published in The Astrophysical journal (01-12-2021)“…Abstract We present the 30 minutes cadence Kepler/K2 light curve of the Type Ia supernova (SN Ia) SN 2018agk, covering approximately one week before explosion,…”
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